Jamie Callahan
NPI 1821691593 · Nurse Practitioner · Denver, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jamie Callahan is a Nurse Practitioner provider in Denver, CO (NPI 1821691593).
Provider details
- NPI number
- 1821691593
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- APN.0996029-NP (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
513 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 198 | $101 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 73 | $110 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 63 | $71 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 58 | $14 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 24 | $70 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 311 | 98 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 232 | 55 |
| Amlodipine Besylate | 196 | 61 |
| Levothyroxine Sodium | 172 | 46 |
| Losartan Potassium | 163 | 52 |
| Lisinopril | 161 | 48 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-11-17
- Last updated
- 2020-11-17
- Certified
- 2020-11-17
Frequently asked questions
- What is Jamie Callahan's NPI number?
- Jamie Callahan's National Provider Identifier (NPI) is 1821691593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jamie Callahan's specialty?
- Jamie Callahan is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jamie Callahan located?
- Jamie Callahan's practice location on file with NPPES is 872 S Vine St, Denver, CO 80209-4619.
- What is Jamie Callahan's phone number?
- The practice phone number listed in the NPPES registry for Jamie Callahan is (603) 512-5415.
- Does Jamie Callahan accept Medicare?
- Jamie Callahan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jamie Callahan's NPI active?
- Yes — Jamie Callahan's NPI (1821691593) is active in the NPPES registry as of the last update on 2020-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.